Hyunsuk's manager was a woman with a strict but gorgeous disposition. She made sure he was on time for interviews, rehearsals, and performances. Despite her strict ways, she was loved and respected by all who knew her, and was an asset to the Treasure's team.

Furthermore, Hyunsuk enjoys teasing his manager, knowing that she can't resist his teasing and While she may put on a tough front, he knows that deep down she has a soft spot for him.